Remove old invalid-input warning. NFC (#24133)

The usage of this warning was removed in #10560.

Author: sbc100

test/test_other.py

@@ -12737,7 +12737,7 @@ def test_warning_flags(self):
     stderr = self.run_process(cmd + ['-w'], stderr=PIPE).stderr
     self.assertNotContained('warning', stderr)
 
-    # -Wno-invalid-input to suppress just this one warning
+    # -Wno-emcc to suppress just this one warning
     stderr = self.run_process(cmd + ['-Wno-emcc'], stderr=PIPE).stderr
     self.assertNotContained('warning', stderr)
 

tools/shared.py

@@ -72,7 +72,6 @@
 # unused diagnostic flags.  TODO(sbc): remove at some point
 diagnostics.add_warning('almost-asm')
 diagnostics.add_warning('experimental')
-diagnostics.add_warning('invalid-input')
 # Don't show legacy settings warnings by default
 diagnostics.add_warning('legacy-settings', enabled=False, part_of_all=False)
 # Catch-all for other emcc warnings